ELLEN FAY NEFF APRN
NPI 1497854731
Nurse Practitioner in Wilmington, DE
About Ellen Fay Neff Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN FAY NEFF APRN (NPI 1497854731) is an individual nurse practitioner in Wilmington, Delaware, licensed in Delaware (LG-00001265) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Union Hospital Of Cecil County, and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ellen Fay Neff Aprn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Ellen Neff reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wilmington, DE 19803
- Reassigned Medicare billing, Delaware enrollment
- 3 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 16
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Union Hospital Of Cecil County
Acute Care Hospitals · Elkton, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19803 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ellen Neff's NPI number?
The NPI number for Ellen Neff is 1497854731. It was assigned to this individual provider in the NPPES registry on September 22, 2006.
Where is Ellen Neff located?
Ellen Neff practices at 701 Foulk Rd Ste 1A, Wilmington, DE 19803. The listed phone number is (302) 731-0001.
What is Ellen Neff's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Ellen Neff enrolled in Medicare?
Yes. Ellen Neff is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Ellen Neff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Neff reassigns Medicare benefits to Alfieri Cardiology, P.A. (Wilmington, DE). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ellen Neff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ellen Neff accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and AmeriHealth Caritas Next and 1 other insurer list Ellen Neff as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Ellen Neff affiliated with any hospitals?
According to CMS data, Ellen Neff is affiliated with Union Hospital Of Cecil County.
When was this NPI record last updated?
The NPPES record for Ellen Neff was last updated on August 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ellen Fay Neff, APRN · NPI 1497854731
Nurse Practitioner physician in Wilmington, Delaware. Individual provider, active in the CMS NPPES registry since September 22, 2006.
## Identity
- **NPI:** 1497854731 (Entity type: Individual)
- **Enumerated:** September 22, 2006
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** LG-00001265 (Delaware)
- **Sole proprietor:** No
## Practice location
- **Address:** 701 FOULK RD STE 1A, Wilmington, DE 19803-3733
- **Phone:** (302) 731-0001 · **Fax:** (302) 731-0040
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Alfieri Cardiology, P.A. (NPI 1376583898, Wilmington, DE), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** August 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1497854731) · Data from the CMS NPPES public registry.